Rosalind Devlin

Rosalind Devlin is Katy Devlin’s older sister and a consequential presence in the investigation of Katy’s murder. She enters the family home at the moment Jonathan Devlin confirms that Katy has been killed, then becomes one of the investigators’ principal sources about Katy’s recent life. Her cooperation is closely entwined with her care for Jessica Devlin and with a growing personal closeness to Rob Ryan, the detective leading the inquiry. The contrast between her composed presentation and the uncertainty surrounding the family gives her scenes both investigative and intimate stakes.

Identity and family

When Rosalind arrives at the Devlin home, Jessica is already in the hall, withdrawn and watching. Rosalind is described as a young woman, perhaps eighteen or twenty, tall and slim, with chestnut curls, tailored black trousers, high heels, a white shirt, and a purple silk scarf. Her polished clothing and carefully applied makeup make her seem incongruous in the family’s working-class home; her clear, newsreader-like accent also differs from Jonathan and Margaret Devlin’s softer local speech. These are Rob Ryan’s observations as he first sees her, not a full account of her character, but they establish the immediate impression she makes on the investigation’s narrator.

At the news of Katy’s death, Rosalind asks what has happened and then insists on remaining with the family while the police speak to them. She says that Katy was her sister and that she is able to listen. When Jessica comes into the room, Rosalind reaches out to her and Jessica presses close beside her on the sofa. Rosalind presents herself as close to Katy as well, telling Rob that they had been very close. In the shocked household, she is at once a bereaved sister and a point of support for Jessica.

Katy’s final evening and family history

During the first interviews, Rosalind helps reconstruct Katy’s final known evening. Katy had attended a ballet class in Stillorgan from five until seven on Monday. Rosalind met her at the bus stop at about 7:45 p.m. and walked her home. She recalls Katy saying that she had enjoyed the class, and describes her as a wonderful dancer who had secured a place at the Royal Ballet School and would have left in a few weeks. The account places Rosalind in direct contact with Katy shortly before her death, while also making the lost ballet opportunity part of the family’s immediate grief.

Rosalind and Jessica then went to stay overnight at their Aunt Vera’s house across the estate, where their cousins lived. Katy remained at home with Jonathan and Margaret. The family’s account of the night continues with Katy eating, walking a neighbour’s dog for her summer job, bathing, watching television, and going to bed; Rosalind’s contribution is specifically her report of the sisters’ departure and of meeting Katy after class. Her account supplies a clear sequence without establishing what happened after the sisters left.

A later conversation with Simone Cameron adds a different perspective on the sisters’ connection to dance. Cameron says she taught all three Devlin sisters. Jessica, she recalls, had worked hard but became increasingly self-conscious until individual exercises seemed painful, so Cameron advised her parents that she should not have to continue. Rosalind had some talent but wanted quick results; after a few months she changed to violin lessons. Cameron considered neither sister suitable for the Royal Ballet School. This recollection does not alter Rosalind’s account of Katy’s place there, but it distinguishes Katy’s prospects from the sisters’ own experiences of training.

Cooperation and Jessica’s account

Rosalind does not appear at the police station by appointment. Almost a week after Katy’s death, she comes to see Rob without calling ahead. He reads the unexpected visit as possibly urgent, though that is his impression rather than a stated explanation from Rosalind. She asks whether the police have found Katy’s killer and says she believes Rob will catch him, explaining that her first impressions of people are often reliable. Her confidence offers him personal reassurance while supplying no independent evidence about the crime.

Later, Rosalind phones Rob at work and asks him to come and speak with Jessica, who has something to tell him. At their meeting, Rosalind begins to relay what Jessica has said she saw, but Rob stops her: he needs to hear the account from Jessica herself because Rosalind’s repetition would be hearsay and inadmissible in court. Rosalind accepts the distinction and encourages Jessica to speak. Jessica initially withdraws and says she does not remember. With Rosalind present, she eventually says that she saw a man talking to Katy on the road as the sisters were returning from a shop.

The sequence leaves the witness account both important and incomplete. Jessica’s statement gives the investigators a possible lead, but her difficulty speaking means the information has to come from her directly, not through Rosalind. When Rob asks about when the encounter occurred, Jessica corrects his phrasing: Katy did not go away; she was killed. She then loses focus and cannot answer the timing question. Rosalind’s efforts to help Jessica speak are evident, but the scene also shows the limits of what she can establish on her sister’s behalf.

A shifting investigative relationship

Rob and Cassie Maddox consider the Devlin family’s medical records as the investigation develops. Cassie argues that Katy’s physical signs, Jessica’s psychological signs, and Jonathan’s admission to rape may together provide grounds to obtain those records. This is an investigative possibility raised by Cassie, not a finding that Rosalind has made or confirmed. It places Rosalind and Jessica within a wider inquiry into possible harm in the family, while leaving the records themselves and their contents unresolved in the evidence presented here.

When Rob later asks Rosalind to come in, he meets her in Reception, as he did on her first visit. He notices a rose-colored scarf and welcomes the sight of someone young amid the investigators’ growing exhaustion. They sit in the station gardens, which Rosalind calls their secret garden. Rob admits to himself that he is tempted to set aside the purpose of the meeting and spend time talking with her instead. That impulse matters because he has come to ask a serious question about her family, while his own response to Rosalind threatens to make the conversation less straightforward.

Rob asks whether either parent has ever hurt Rosalind or her sisters. Rosalind braces herself on the bench and agrees to try to help, but the evidence here does not include her answer. Instead, the exchange ends with an expression of trust: she tells Rob that she does not trust people easily but would trust him. They sit in silence; he places his hand beneath hers, and she turns her hand to interlace their fingers. The moment marks a deepening personal intimacy at precisely the point when Rob is asking her to speak about possible family harm. It leaves the central question unanswered, and makes the contrast between professional inquiry and private attachment part of Rosalind’s role in the story.